Add test for shadowing declaration

This doesn't pass yet.

1 files changed, 10 insertions, 0 deletions

diff --git a/testdata/shadow.go b/testdata/shadow.go
index 3672bc6..023df57 100644
--- a/testdata/shadow.go
+++ b/testdata/shadow.go
@@ -20,4 +20,14 @@ func shadow() {
 			log.Print(err)
 		}
 	}()
+
+	go func() {
+		// err is redeclared here and shadows the outer scope. No diagnostic
+		// should be printed.
+		var err error
+		err = errors.New("shadowing declaration err")
+		if err != nil {
+			log.Print(err)
+		}
+	}()
 }